The purpose of this legislation is to create a Joint Task Force dedicated to combating the growing problem of illicit synthetic narcotics in the United States. This task force aims to coordinate efforts among various federal, state, and local agencies to effectively address the opioid crisis, which has led to a significant number of deaths and widespread addiction. Key provisions of the legislation include the establishment of the Joint Task Force to Counter Illicit Synthetic Narcotics (JTF-ISN).